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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifdef _MSC_VER
#pragma hdrstop
#endif
#include <hintids.hxx>
#include <com/sun/star/i18n/CharType.hdl>
#include <com/sun/star/i18n/WordType.hdl>
#include <vcl/print.hxx>
#include <fntcache.hxx>
#include <swfont.hxx>
#include <breakit.hxx>
namespace binfilter {
using namespace ::com::sun::star::i18n;
#define KAPITAELCHENPROP 66
/*************************************************************************
* class SwCapitalInfo
*
* The information encapsulated in SwCapitalInfo is required
* by the ::Do functions. They contain the information about
* the original string, whereas rDo.GetInf() contains information
* about the display string.
*************************************************************************/
class SwCapitalInfo
{
public:
explicit SwCapitalInfo( const XubString& rOrigText ) :
rString( rOrigText ), nIdx( 0 ), nLen( 0 ) {};
const XubString& rString;
xub_StrLen nIdx;
xub_StrLen nLen;
};
/*************************************************************************
* xub_StrLen lcl_CalcCaseMap()
*
* rFnt: required for CalcCaseMap
* rOrigString: The original string
* nOfst: Position of the substring in rOrigString
* nLen: Length if the substring in rOrigString
* nIdx: Referes to a position in the display string and should be mapped
* to a position in rOrigString
*************************************************************************/
xub_StrLen lcl_CalcCaseMap( const SwFont& rFnt,
const XubString& rOrigString,
xub_StrLen nOfst,
xub_StrLen nLen,
xub_StrLen nIdx )
{
int j = 0;
const xub_StrLen nEnd = nOfst + nLen;
OSL_ENSURE( nEnd <= rOrigString.Len(), "lcl_CalcCaseMap: Wrong parameters" );
// special case for title case:
const bool bTitle = SVX_CASEMAP_TITEL == rFnt.GetCaseMap() &&
pBreakIt->xBreak.is();
for ( int i = nOfst; i < nEnd; ++i )
{
XubString aTmp( rOrigString, i, 1 );
if ( !bTitle ||
pBreakIt->xBreak->isBeginWord(
rOrigString, i,
pBreakIt->GetLocale( rFnt.GetLanguage() ),
WordType::ANYWORD_IGNOREWHITESPACES ) )
aTmp = rFnt.GetActualFont().CalcCaseMap( aTmp );
j += aTmp.Len();
if ( j > nIdx )
return i;
}
return nOfst + nLen;
}
/*************************************************************************
* class SwDoCapitals
*************************************************************************/
class SwDoCapitals
{
protected:
SwDrawTextInfo &rInf;
SwCapitalInfo* pCapInf; // referes to additional information
// required by the ::Do function
~SwDoCapitals() {}
public:
SwDoCapitals ( SwDrawTextInfo &rInfo ) : rInf( rInfo ), pCapInf( 0 ) { }
virtual void Init( SwFntObj *pUpperFont, SwFntObj *pLowerFont ) = 0;
virtual void Do() = 0;
inline OutputDevice *GetOut() { return rInf.GetpOut(); }
inline SwDrawTextInfo& GetInf() { return rInf; }
inline SwCapitalInfo* GetCapInf() const { return pCapInf; }
inline void SetCapInf( SwCapitalInfo& rNew ) { pCapInf = &rNew; }
};
/*************************************************************************
* class SwDoGetCapitalSize
*************************************************************************/
class SwDoGetCapitalSize : public SwDoCapitals
{
protected:
Size aTxtSize;
public:
SwDoGetCapitalSize( SwDrawTextInfo &rInfo ) : SwDoCapitals ( rInfo ) { }
virtual ~SwDoGetCapitalSize() {}
virtual void Init( SwFntObj *pUpperFont, SwFntObj *pLowerFont );
virtual void Do();
const Size &GetSize() const { return aTxtSize; }
};
/*N*/ void SwDoGetCapitalSize::Init( SwFntObj* /*pUpperFont*/, SwFntObj* /*pLowerFont*/ )
/*N*/ {
/*N*/ aTxtSize.Height() = 0;
/*N*/ aTxtSize.Width() = 0;
/*N*/ }
/*N*/ void SwDoGetCapitalSize::Do()
/*N*/ {
/*N*/ aTxtSize.Width() += rInf.GetSize().Width();
/*N*/ if( rInf.GetUpper() )
/*N*/ aTxtSize.Height() = rInf.GetSize().Height();
/*N*/ }
/*************************************************************************
* SwSubFont::GetCapitalSize()
*************************************************************************/
/*N*/ Size SwSubFont::GetCapitalSize( SwDrawTextInfo& rInf )
/*N*/ {
/*N*/ // Start:
/*N*/ short nOldKern = rInf.GetKern();
/*N*/ rInf.SetKern( CheckKerning() );
/*N*/ Point aPos;
/*N*/ rInf.SetPos( aPos );
/*N*/ rInf.SetSpace( 0 );
/*N*/ rInf.SetDrawSpace( FALSE );
/*N*/ SwDoGetCapitalSize aDo( rInf );
/*N*/ DoOnCapitals( aDo );
/*N*/ Size aTxtSize( aDo.GetSize() );
/*N*/
/*N*/ // End:
/*N*/ if( !aTxtSize.Height() )
/*N*/ {
/*N*/ SV_STAT( nGetTextSize );
/*N*/ aTxtSize.Height() = short ( rInf.GetpOut()->GetTextHeight() );
/*N*/ }
/*N*/ rInf.SetKern( nOldKern );
/*N*/ return aTxtSize;
/*N*/ }
/*************************************************************************
* class SwDoGetCapitalBreak
*************************************************************************/
class SwDoGetCapitalBreak : public SwDoCapitals
{
protected:
xub_StrLen *pExtraPos;
long nTxtWidth;
xub_StrLen nBreak;
public:
SwDoGetCapitalBreak( SwDrawTextInfo &rInfo, long nWidth, xub_StrLen *pExtra)
: SwDoCapitals ( rInfo )
, pExtraPos( pExtra )
, nTxtWidth( nWidth )
, nBreak( STRING_LEN )
{ }
virtual ~SwDoGetCapitalBreak() {}
xub_StrLen GetBreak() const { return nBreak; }
};
/*************************************************************************
* SwFont::GetCapitalBreak()
*************************************************************************/
/*************************************************************************
* class SwDoDrawCapital
*************************************************************************/
class SwDoDrawCapital : public SwDoCapitals
{
protected:
SwFntObj *pUpperFnt;
SwFntObj *pLowerFnt;
public:
SwDoDrawCapital( SwDrawTextInfo &rInfo ) :
SwDoCapitals( rInfo )
{ }
virtual ~SwDoDrawCapital() {}
};
/*************************************************************************
* SwDoDrawCapital::DrawSpace()
*************************************************************************/
/*************************************************************************
* SwSubFont::DrawCapital()
*************************************************************************/
/*************************************************************************
* class SwDoDrawCapital
*************************************************************************/
class SwDoCapitalCrsrOfst : public SwDoCapitals
{
protected:
SwFntObj *pUpperFnt;
SwFntObj *pLowerFnt;
xub_StrLen nCrsr;
USHORT nOfst;
public:
SwDoCapitalCrsrOfst( SwDrawTextInfo &rInfo, const USHORT nOfs )
: SwDoCapitals( rInfo )
, nCrsr( 0 )
, nOfst( nOfs )
{ }
virtual ~SwDoCapitalCrsrOfst() {}
void DrawSpace( const Point &rPos );
inline xub_StrLen GetCrsr(){ return nCrsr; }
};
/*************************************************************************
* SwSubFont::GetCapitalCrsrOfst()
*************************************************************************/
/*************************************************************************
* class SwDoDrawStretchCapital
*************************************************************************/
class SwDoDrawStretchCapital : public SwDoDrawCapital
{
const xub_StrLen nStrLen;
const USHORT nCapWidth;
const USHORT nOrgWidth;
public:
SwDoDrawStretchCapital( SwDrawTextInfo &rInfo, const USHORT nCapWidth2 )
: SwDoDrawCapital( rInfo )
, nStrLen( rInfo.GetLen() )
, nCapWidth( nCapWidth2 )
, nOrgWidth( rInfo.GetWidth() )
{ }
virtual ~SwDoDrawStretchCapital() {}
};
/*************************************************************************
* SwSubFont::DoOnCapitals() const
*************************************************************************/
// JP 22.8.2001 - global optimization off - Bug 91245 / 91223
#ifdef _MSC_VER
#pragma optimize("g",off)
#endif
/*N*/ void SwSubFont::DoOnCapitals( SwDoCapitals &rDo )
/*N*/ {
/*N*/ OSL_ENSURE( pLastFont, "SwFont::DoOnCapitals: No LastFont?!" );
/*N*/
/*N*/ Size aPartSize;
/*N*/ long nKana = 0;
/*N*/ const XubString aTxt( CalcCaseMap( rDo.GetInf().GetText() ) );
/*N*/ xub_StrLen nMaxPos = Min( USHORT(rDo.GetInf().GetText().Len()
/*N*/ - rDo.GetInf().GetIdx()), rDo.GetInf().GetLen() );
/*N*/ rDo.GetInf().SetLen( nMaxPos );
/*N*/
/*N*/ const XubString& rOldText = rDo.GetInf().GetText();
/*N*/ rDo.GetInf().SetText( aTxt );
/*N*/ rDo.GetInf().SetSize( aPartSize );
/*N*/ xub_StrLen nPos = rDo.GetInf().GetIdx();
/*N*/ xub_StrLen nOldPos = nPos;
/*N*/ nMaxPos += nPos;
/*N*/
/*N*/ // #107816#
/*N*/ // Look if the length of the original text and the ToUpper-converted
/*N*/ // text is different. If yes, do special handling.
/*N*/ XubString aNewText;
/*N*/ SwCapitalInfo aCapInf( rOldText );
/*N*/ sal_Bool bCaseMapLengthDiffers( aTxt.Len() != rOldText.Len() );
/*N*/ if ( bCaseMapLengthDiffers )
/*N*/ rDo.SetCapInf( aCapInf );
/*N*/
/*N*/ SwFntObj *pOldLast = pLastFont;
/*N*/ SwFntAccess *pBigFontAccess = NULL;
/*N*/ SwFntObj *pBigFont;
/*N*/ SwFntAccess *pSpaceFontAccess = NULL;
/*N*/
/*N*/ const void *pMagic2 = NULL;
/*N*/ USHORT nIndex2 = 0;
/*N*/ SwSubFont aFont( *this );
/*N*/
/*N*/ const BOOL bUnderStriked = aFont.GetUnderline() != UNDERLINE_NONE
/*N*/ || aFont.GetStrikeout() != STRIKEOUT_NONE;
/*N*/ const BOOL bWordWise = bUnderStriked && aFont.IsWordLineMode() &&
/*N*/ rDo.GetInf().GetDrawSpace();
/*N*/ const short nKern2 = rDo.GetInf().GetKern();
/*N*/
/*N*/ if ( bUnderStriked )
/*N*/ {
/*N*/ if ( bWordWise )
/*N*/ {
/*?*/ aFont.SetWordLineMode( FALSE );
/*?*/ pSpaceFontAccess = new SwFntAccess( pMagic2, nIndex2, &aFont,
/*?*/ rDo.GetInf().GetShell() );
/*N*/ }
/*N*/
/*N*/ // Wir basteln uns einen Font fuer die Grossbuchstaben:
/*N*/ aFont.SetUnderline( UNDERLINE_NONE );
/*N*/ aFont.SetStrikeout( STRIKEOUT_NONE );
/*N*/ pMagic2 = NULL;
/*N*/ nIndex2 = 0;
/*N*/ pBigFontAccess = new SwFntAccess( pMagic2, nIndex2, &aFont,
/*N*/ rDo.GetInf().GetShell() );
/*N*/ pBigFont = pBigFontAccess->Get();
/*N*/ }
/*N*/ else
/*N*/ pBigFont = pLastFont;
/*N*/
/*N*/ // Hier entsteht der Kleinbuchstabenfont:
/*N*/ aFont.SetProportion( BYTE( (aFont.GetPropr()*KAPITAELCHENPROP) / 100L) );
/*N*/ pMagic2 = NULL;
/*N*/ nIndex2 = 0;
/*N*/ SwFntAccess *pSmallFontAccess = new SwFntAccess( pMagic2, nIndex2, &aFont,
/*N*/ rDo.GetInf().GetShell() );
/*N*/ SwFntObj *pSmallFont = pSmallFontAccess->Get();
/*N*/
/*N*/ rDo.Init( pBigFont, pSmallFont );
/*N*/ OutputDevice* pOutSize = pSmallFont->GetPrt();
/*N*/ if( !pOutSize )
/*N*/ pOutSize = rDo.GetOut();
/*N*/ OutputDevice* pOldOut = rDo.GetOut();
/*N*/
/*N*/ const LanguageType eLng = LANGUAGE_DONTKNOW == GetLanguage()
/*N*/ ? LANGUAGE_SYSTEM : GetLanguage();
/*N*/
/*N*/ if( nPos < nMaxPos )
/*N*/ {
/*N*/ nPos = (xub_StrLen)pBreakIt->xBreak->endOfCharBlock( rOldText, nPos,
/*N*/ pBreakIt->GetLocale( eLng ), CharType::LOWERCASE_LETTER);
/*N*/ if( nPos == STRING_LEN )
/*N*/ nPos = nOldPos;
/*N*/ else if( nPos > nMaxPos )
/*N*/ nPos = nMaxPos;
/*N*/ }
/*N*/
/*N*/ while( nOldPos < nMaxPos )
/*N*/ {
/*N*/
/*N*/ // The lower ones...
/*N*/ if( nOldPos != nPos )
/*N*/ {
/*N*/ SV_STAT( nGetTextSize );
/*N*/ pLastFont = pSmallFont;
/*N*/ pLastFont->SetDevFont( rDo.GetInf().GetShell(), rDo.GetOut() );
/*N*/
/*N*/ // #107816#, #i14820#
/*N*/ if( bCaseMapLengthDiffers )
/*N*/ {
/*N*/ // Build an own 'changed' string for the given part of the
/*N*/ // source string and use it. That new string may differ in length
/*N*/ // from the source string.
/*N*/ const XubString aSnippet( rOldText, nOldPos, nPos - nOldPos);
/*N*/ aNewText = CalcCaseMap( aSnippet );
/*N*/ aCapInf.nIdx = nOldPos;
/*N*/ aCapInf.nLen = nPos - nOldPos;
/*N*/ rDo.GetInf().SetIdx( 0 );
/*N*/ rDo.GetInf().SetLen( aNewText.Len() );
/*N*/ rDo.GetInf().SetText( aNewText );
/*N*/ }
/*N*/ else
/*N*/ {
/*N*/ rDo.GetInf().SetIdx( nOldPos );
/*N*/ rDo.GetInf().SetLen( nPos - nOldPos );
/*N*/ }
/*N*/
/*N*/ rDo.GetInf().SetUpper( FALSE );
/*N*/ rDo.GetInf().SetOut( *pOutSize );
/*N*/ aPartSize = pSmallFont->GetTextSize( rDo.GetInf() );
/*N*/ nKana += rDo.GetInf().GetKanaDiff();
/*N*/ rDo.GetInf().SetOut( *pOldOut );
/*N*/ if( nKern2 && nPos < nMaxPos )
/*?*/ aPartSize.Width() += nKern2;
/*N*/ rDo.Do();
/*N*/ nOldPos = nPos;
/*N*/ }
/*N*/ nPos = (xub_StrLen)pBreakIt->xBreak->nextCharBlock( rOldText, nPos,
/*N*/ pBreakIt->GetLocale( eLng ), CharType::LOWERCASE_LETTER);
/*N*/ if( nPos == STRING_LEN || nPos > nMaxPos )
/*N*/ nPos = nMaxPos;
/*N*/ OSL_ENSURE( nPos, "nextCharBlock not implemented?" );
/*N*/ #ifdef DBG_UTIL
/*N*/ if( !nPos )
/*N*/ nPos = nMaxPos;
/*N*/ #endif
/*N*/ // The upper ones...
/*N*/ if( nOldPos != nPos )
/*N*/ {
/*N*/ do
/*N*/ {
/*N*/ rDo.GetInf().SetUpper( TRUE );
/*N*/ pLastFont = pBigFont;
/*N*/ pLastFont->SetDevFont( rDo.GetInf().GetShell(), rDo.GetOut() );
/*N*/ xub_StrLen nTmp;
/*N*/ if( bWordWise )
/*N*/ {
/*?*/ nTmp = nOldPos;
/*?*/ while( nTmp < nPos && CH_BLANK == rOldText.GetChar( nTmp ) )
/*?*/ ++nTmp;
/*?*/ while( nTmp < nPos && CH_BLANK != rOldText.GetChar( nTmp ) )
/*?*/ ++nTmp;
/*N*/ }
/*N*/ else
/*N*/ nTmp = nPos;
/*N*/ if( nTmp > nOldPos )
/*N*/ {
/*N*/ // #107816#, #i14820#
/*N*/ if( bCaseMapLengthDiffers )
/*N*/ {
/*N*/ // Build an own 'changed' string for the given part of the
/*N*/ // source string and use it. That new string may differ in length
/*N*/ // from the source string.
/*N*/ const XubString aSnippet( rOldText, nOldPos, nTmp - nOldPos);
/*N*/ aNewText = CalcCaseMap( aSnippet );
/*N*/ aCapInf.nIdx = nOldPos;
/*N*/ aCapInf.nLen = nTmp - nOldPos;
/*N*/ rDo.GetInf().SetIdx( 0 );
/*N*/ rDo.GetInf().SetLen( aNewText.Len() );
/*N*/ rDo.GetInf().SetText( aNewText );
/*N*/ }
/*N*/ else
/*N*/ {
/*N*/ rDo.GetInf().SetIdx( nOldPos );
/*N*/ rDo.GetInf().SetLen( nPos - nOldPos );
/*N*/ }
/*N*/
/*N*/ rDo.GetInf().SetOut( *pOutSize );
/*N*/ aPartSize = pBigFont->GetTextSize( rDo.GetInf() );
/*N*/ nKana += rDo.GetInf().GetKanaDiff();
/*N*/ rDo.GetInf().SetOut( *pOldOut );
/*N*/ if( !bWordWise && rDo.GetInf().GetSpace() )
/*?*/ for( xub_StrLen nI = nOldPos; nI < nPos; ++nI )
/*?*/ if( CH_BLANK == rOldText.GetChar( nI ) )
/*?*/ aPartSize.Width() += rDo.GetInf().GetSpace();
/*N*/ if( nKern2 && nPos < nMaxPos )
/*?*/ aPartSize.Width() += nKern2;
/*N*/ rDo.Do();
/*N*/ nOldPos = nTmp;
/*N*/ }
/*N*/ } while( nOldPos != nPos );
/*N*/ }
/*N*/ nPos = (xub_StrLen)pBreakIt->xBreak->endOfCharBlock( rOldText, nPos,
/*N*/ pBreakIt->GetLocale( eLng ), CharType::LOWERCASE_LETTER);
/*N*/ if( nPos == STRING_LEN || nPos > nMaxPos )
/*N*/ nPos = nMaxPos;
/*N*/ OSL_ENSURE( nPos, "endOfCharBlock not implemented?" );
/*N*/ #ifdef DBG_UTIL
/*N*/ if( !nPos )
/*N*/ nPos = nMaxPos;
/*N*/ #endif
/*N*/ }
/*N*/
/*N*/ // Aufraeumen:
/*N*/ if( pBigFont != pOldLast )
/*N*/ delete pBigFontAccess;
/*N*/
/*N*/ if( bUnderStriked )
/*N*/ {
/*N*/ if ( bWordWise )
/*?*/ delete pSpaceFontAccess;
/*N*/ }
/*N*/ pLastFont = pOldLast;
/*N*/ pLastFont->SetDevFont( rDo.GetInf().GetShell(), rDo.GetOut() );
/*N*/
/*N*/ delete pSmallFontAccess;
/*N*/ rDo.GetInf().SetText( rOldText );
/*N*/ rDo.GetInf().SetKanaDiff( nKana );
/*N*/ }
// JP 22.8.2001 - global optimization off - Bug 91245 / 91223
#ifdef _MSC_VER
#pragma optimize("g",on)
#endif
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
